CPAN RT

Options:
-s --skipframes=n How many blank frames are expected at the beginning of the video
Defaults to 1, which is appropriate for On2 Flix output.
-v --verbose Print diagnostic messages
-h --help Verbose help message
-V --version Print version

WARNING: This does not work on any old SWF! It has to be a video/audio-dominated SWF. Don't be surprised if it fails to extract content from some arbitrary SWF you built or download. In particular, it does not handle vector animation.